%0 Journal Article %A A. A. Kovalevsky %T A~necessary condition for the strong $G$-convergence of nonlinear operators of Dirichlet problems with %J Differencialʹnye uravneniâ %D 2000 %P 537-541 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2000_36_4_a13/ %G ru %F DE_2000_36_4_a13